Elemental composition - Study guides, Class notes & Summaries

Exam 2: NURS5333/ NURS 5333 (Latest Update) Family I | Qs & As| 100% Correct| Grade A (Verified Answers) Q: What are nutritional requirements during pregnancy? Calories? Folic acid? Iron? etc Answer: Calories need to be increased by about 300-kilo calories per day,0.4 milligrams per day, some recommend more than that of folic acid, elemental iron at about 30 milligrams a day, and calcium, 1200 milligrams a day. Q: What is the recommended weight gain during pregnancy? Normal weig...

Rem 100 Exam Study Guide Solutions List the common characteristics of global issues, and define global change. - ANSWER-• The problem has global effects or large scale regional effects. • It is inter -related to other global issues. • It exposes the inter -dependence between countries and regions. It cannot be solved by any one country acting alone. • The problem is persistent (multi -generations). • Its solution challenges the status quo in world order and global institutions. ...

Exam 1 – Study Guide Chapter 1 Introduction Environment –Immediate surroundings, comes from the greek word ‘oikos’ meaning house. Ecology – the science by which we study how organisms interact in and with the natural world. Ecosystem – large and complex ecological system, sometimes including many thousands of different kinds of organisms living in a great variety of individual surroundings.  All obey similar principles regarding o Physical and chemical attributes o Regula...

A mineral has all of the following properties except - ️️liquid A rock that has sand-grained sized clasts of feldspars and quartz is likely to be: a) Conglomerate b) Shale c) Sandstone d) Limestone - ️️c) Sandstone About how many years old is the Earth as shown by science? - ️️4.5 billion All metamorphic rocks have a foliated texture. - ️️False All minerals have a unique combination of internal structure and chemical composition. The structure and chemistry of minerals de...

Honors Chemistry Chapter 2 Guaranteed Success - Matter: Anything that has mass and takes up space. - Atoms: - The building blocks of matter. - The simplest part of an element. - Element: - Each one is made of the same kind of atom. - Cannot be broken down any further by chemical means. - Currently there are ___ elements: 115. - Chemical Symbol: - 1 or 2 letters. - First letter always capitalized, the second never; chemical "shorthand." - Most are de...

ANSC 221 Final Exam Verified A+ Who had the idea for the single plant feeding experiment which stimulated the Golden Age of Nutrition? ️️Dr.Stephen Babcock Who is called the Father of Nutrition and is credited with recognizing "Life is a chemical process"? ️️Antoine Lavoisier List the 6 classes of nutrients ️️water carbohydrates fats proteins vitamins minerals What property of water makes it so useful for transporting nutrients and as a medium for chemical...

ACS General Chemistry 1 studysheet Exam 124 Questions with Verified Answers 56=Mass # (A) 26= Atomic # (Z) Fe= symbol - CORRECT ANSWER 56= 26= Fe= Mass Number - CORRECT ANSWER Proton+ Neutrons Atomic Number - CORRECT ANSWER # of protons/electrons (equal in elemental form) - superscript - CORRECT ANSWER Add e- + superscript - CORRECT ANSWER subtract e- Isotope - CORRECT ANSWER Diff number of neutrons Isomer - CORRECT ANSWER two or more compounds with the same # of elemen...

Chemistry - correct answer Study of matter -composition -structure -energy changes it goes through Matter - correct answer -is all around us -can be identified by its physical or chemical properties -any substance regs takes up space (volume) and has mass Atom - correct answer Most simple form of matter Element - correct answer -homogenous -cannot be broken down simpler by physical or chemical means -atomic numbers -periodic tables -represented by one or two letters Compound...

The Earth's mantle is almost entirely A. solid B. liquid C. gas D. plasma - correct answer -A. solid What is the elemental composition of the Earth's inner core? A. Fe, Ni B. O, S, Mg, Fe C. Fe, Ni, S, K D. Ni, S, O, Al - correct answer -A. Fe, Ni Which of the following best characterizes the change that occurs at the boundary between the lithosphere and asthenosphere? A. The asthenosphere has a higher magnesium content B. The asthenosphere flows more easily C. The asthenosphe...

Milady Chapter 12 Basics of Chemistry Exam Study Guide With Verified Solutions. Chemistry - answerScience that deals with the composition, structures, and properties of matter, and how matter changes under different conditions. combustion - answerRapid oxidation of a substance, accompanied by the production of heat and light compound molecules - answer(aka compounds) a chemical combination of two or more atoms of different elements in definite (fixed) proportions. element - answerThe si...